Home / 86,502,133.92-119,368,087.92-47,343,830.88

Finding the Fourth Proportional to 86,502,133.92, 119,368,087.92 and 47,343,830.88

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Solution

The fourth proportional to 86,502,133.92, 119,368,087.92 and 47,343,830.88 is: 65,331,828.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,502,133.92 : 119,368,087.92 = 47,343,830.88 : x
  2. Step 2: Convert to fraction form
    86,502,133.92/119,368,087.92 = 47,343,830.88/x
  3. Step 3: Cross multiply
    86,502,133.92x = 119,368,087.92 × 47,343,830.88
  4. Step 4: Simplify right side
    86,502,133.92x = 5,651,342,566,953,451
  5. Step 5: Solve for x
    x = 5,651,342,566,953,451/86,502,133.92
  6. Step 6: Final answer
    x = 65,331,828.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.